<template>
  <div class="my-login-container">
    <div class="login-container">
      <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form" auto-complete="on" label-position="left">
        <div class="title-container">
          <h3 class="title">自动化测试</h3>
        </div>
        <el-form-item prop="username">
          <span class="svg-container"><svg-icon icon-class="user" /></span>
          <el-input ref="username" v-model="loginForm.username" placeholder="Username" name="username" type="text" tabindex="1" auto-complete="on" />
        </el-form-item>
        <el-form-item prop="password">
          <span class="svg-container"><svg-icon icon-class="password" /></span>
          <el-input :key="passwordType" ref="password" v-model="loginForm.password" :type="passwordType" placeholder="Password" name="password" tabindex="2" auto-complete="on" @keyup.enter.native="handleLogin" />
          <span class="show-pwd" @click="showPwd"><svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" /></span>
        </el-form-item>
        <el-row :gutter="20">
          <el-col :span="12"><el-button :loading="loading" type="primary" style="width:100%;margin-bottom:30px;" @click.native.prevent="handleLogin">登录</el-button></el-col>
          <el-col :span="12"><el-button :loading="loading" type="primary" style="width:100%;margin-bottom:30px;" @click="dialogVisible = true">注册</el-button></el-col>
        </el-row>
      </el-form>
    </div>
    <el-dialog
      title="创建用户"
      :visible.sync="dialogVisible"
      width="30%"
    >
      <el-form ref="registerForm" :model="user" label-width="50px" label-position="left">
        <el-form-item label="用户">
          <el-input v-model="user.userName" placeholder="用户,不要用中文" />
        </el-form-item>
        <el-form-item label="密码">
          <el-input v-model="user.passWord" placeholder="密码,最低4位" />
        </el-form-item>
        <el-form-item label="头像">
          <el-input v-model="user.avatar" placeholder="头像,为网络地址" />
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="dialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="add">确 定</el-button>
      </span>
    </el-dialog>

  </div>
</template>

<script>
import { validUsername } from '@/utils/validate'
import { add } from '@/api/system/user.js'
export default {
  name: 'Login',
  data() {
    const validateUsername = (rule, value, callback) => {
      if (!validUsername(value)) {
        callback(new Error('Please enter the correct user name'))
      } else {
        callback()
      }
    }
    const validatePassword = (rule, value, callback) => {
      if (value.length < 4) {
        callback(new Error('The password can not be less than 4 digits'))
      } else {
        callback()
      }
    }
    return {
      loginForm: {
        username: 'admin',
        password: 'admin'
      },
      loginRules: {
        username: [{ required: true, trigger: 'blur', validator: validateUsername }],
        password: [{ required: true, trigger: 'blur', validator: validatePassword }]
      },
      loading: false,
      passwordType: 'password',
      redirect: undefined,
      dialogVisible: false,
      user: {
        userName: null,
        passWord: null,
        avatar: null
      }
    }
  },
  watch: {
    $route: {
      handler: function(route) {
        this.redirect = route.query && route.query.redirect
      },
      immediate: true
    }
  },
  methods: {
    showPwd() {
      if (this.passwordType === 'password') {
        this.passwordType = ''
      } else {
        this.passwordType = 'password'
      }
      this.$nextTick(() => {
        this.$refs.password.focus()
      })
    },
    handleLogin() {
      this.$refs.loginForm.validate(valid => {
        if (valid) {
          this.loading = true
          this.$store.dispatch('user/login', this.loginForm).then(() => {
            this.$router.push({ path: this.redirect || '/' })
            this.loading = false
          }).catch(error => {
            this.$message.error(error.message)
            this.loading = false
          })
        } else {
          console.log('error submit!!')
          return false
        }
      })
    },
    add() {
      add(this.user).then(respnose => {
        if (respnose && respnose.code === 200) {
          this.$message.success(respnose.message)
          this.dialogVisible = false
        } else {
          this.$message.error(respnose.message)
        }
      })
    }
  }
}
</script>

<style lang="scss">
/* 修复input 背景不协调 和光标变色 */
/* Detail see https://github.com/PanJiaChen/vue-element-admin/pull/927 */

$bg:#283443;
$light_gray:#fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
  .login-container .el-input input {
    color: $cursor;
  }
}

/* reset element-ui css */
.login-container {
  .el-input {
    display: inline-block;
    height: 47px;
    width: 85%;

    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: $light_gray;
      height: 47px;
      caret-color: $cursor;

      &:-webkit-autofill {
        box-shadow: 0 0 0px 1000px $bg inset !important;
        -webkit-text-fill-color: $cursor !important;
      }
    }
  }

  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #454545;
  }
}
</style>

<style lang="scss" scoped>
$bg:#889aa4;
$dark_gray:#889aa4;
$light_gray:#ef853a;

.my-login-container {
  min-height: 100%;
  width: 100%;
  background-color: $bg;
  // background-image: url(~@/assets/img/login_bg.jpg);;
  overflow: hidden;
}

.login-container {
  min-height: 100%;
  width: 100%;
  background-color: $bg;
  // background-image: url(~@/assets/img/login_bg.jpg);;
  overflow: hidden;

  .login-form {
    position: relative;
    width: 520px;
    max-width: 100%;
    padding: 160px 35px 0;
    margin: 0 auto;
    overflow: hidden;
  }

  .tips {
    font-size: 14px;
    color: #fff;
    margin-bottom: 10px;

    span {
      &:first-of-type {
        margin-right: 16px;
      }
    }
  }

  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }

  .title-container {
    position: relative;

    .title {
      font-size: 26px;
      color: $light_gray;
      margin: 0px auto 40px auto;
      text-align: center;
      font-weight: bold;
    }
  }

  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }
}
</style>
